You want to boost this toot:

I have written a #guide to help people who want to run their own fedi instance but don't know where to start. It covers the basics of networking, use of command line, Linux system administration, just enough to get you started.

So if you would like to run your own #Mastodon or #Pleroma instance but you find you don't know enough to follow the tutorials, then this guide is for you.